A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 5985-01-189-8255
NSN 5930-01-514-7666
NSN 5985-01-367-2524
NSN 5855-00-990-0701
NSN 5935-01-411-5484
NSN 6135-00-334-4500
NSN 6645-01-617-3354
NSN 5990-01-270-3209
NSN 6645-00-574-9712
NSN 5945-01-202-9666
NSN 6620-01-497-3744
NSN 5950-00-161-9438